code: def test_describe_table(self, handler):
      described = handler.get_columns("rentals")
      describe_data = described.data_frame
      self.check_valid_response(described)
      got_columns = list(describe_data.iloc[:, 0])
      want_columns = [
          "number_of_rooms",
          "number_of_bathrooms",
          "sqft",
          "location",
          "days_on_market",
          "initial_price",
          "neighborhood",
          "rental_price",
      ]
      assert sorted(got_columns) == sorted(
          want_columns
      ), f"expected to have next columns in rentals table:\n{want_columns}\nbut got:\n{got_columns}"
  
file_path: mindsdb/tests/handler_tests/test_postgres_handler.py
imports: import time
  import pytest
  import docker
  from mindsdb.integrations.handlers.postgres_handler.postgres_handler import PostgresHandler
  from mindsdb.api.executor.data_types.response_type import RESPONSE_TYPE
label_desc: Use image node_id 5 for calling the TestPostgresHandler obj's underlying member method code with example usage: obj.test_describe_table(handler) without return types